Quattro Pro is a spreadsheet program developed by Borland and now sold by Alludo, most often as part of Alludo's WordPerfect Office suite.

Cascade Parent Limited, doing business as Alludo, is a Canadian software company headquartered in Ottawa, Ontario, specializing in graphics processing. Formerly called the Corel Corporation, the company is known for producing software titles such as CorelDRAW, and for acquiring AfterShot Pro, PaintShop Pro, Painter, Video Studio and WordPerfect.